Home / 53,006.16-79,489.80-15,556.62

Finding the Fourth Proportional to 53,006.16, 79,489.80 and 15,556.62

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Solution

The fourth proportional to 53,006.16, 79,489.80 and 15,556.62 is: 23,329.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,006.16 : 79,489.80 = 15,556.62 : x
  2. Step 2: Convert to fraction form
    53,006.16/79,489.80 = 15,556.62/x
  3. Step 3: Cross multiply
    53,006.16x = 79,489.80 × 15,556.62
  4. Step 4: Simplify right side
    53,006.16x = 1,236,592,612.48
  5. Step 5: Solve for x
    x = 1,236,592,612.48/53,006.16
  6. Step 6: Final answer
    x = 23,329.22

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.